bpc-157 vs other peptides for tissue repair BPC-157: Tendon and More Peptides for Recovery: TB500 vs

It is normally withdrawn, mixed with the drug, and then that mixture is injected (usually intramuscularly or subcutaneously, as indicated for the drug)

doi: 10.2174/138161211796197016

Comparing costs of intramuscular and oral vitamin B12 administration in primary care: a cost-minimization analysis

Essential Guideline #6: Intravenous B12 Therapy Considerations For those needing quick vitamin B12, intravenous therapy is best

An examination of relationships between vitamin B12 status and functional measures of peripheral neuropathy in young adult vegetarians

Because the peptide works with the body's repair processes, results tend to build over a cycle rather than appear overnight